Home / 310,475,266.20-465,712,899.30-232,991,168.40

Finding the Fourth Proportional to 310,475,266.20, 465,712,899.30 and 232,991,168.40

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Solution

The fourth proportional to 310,475,266.20, 465,712,899.30 and 232,991,168.40 is: 349,486,752.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,475,266.20 : 465,712,899.30 = 232,991,168.40 : x
  2. Step 2: Convert to fraction form
    310,475,266.20/465,712,899.30 = 232,991,168.40/x
  3. Step 3: Cross multiply
    310,475,266.20x = 465,712,899.30 × 232,991,168.40
  4. Step 4: Simplify right side
    310,475,266.20x = 108,506,992,546,858,544
  5. Step 5: Solve for x
    x = 108,506,992,546,858,544/310,475,266.20
  6. Step 6: Final answer
    x = 349,486,752.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.